Forfatter: A.-M.Inst.C E., George Frederick Zimmer
År: 1916
Forlag: Crosby Lockwood and Son
Sted: London
Sider: 752
UDK: 621.87 Zim, 621.86 Zim
Being a Treatise on the Handling and Storing of Material such as Grain, Coal, Ore, Timber, Etc., by Automatic or Semi-Automatic Machinery, together with the Various Accessories used in the Manipulation of such Plant
COAL TIPS OR HOISTS 533
permit of the underground type being installed. The advantages of such an arrangement
for more general use are obvious. Working parts are readily accessible for examination
Figs. 745 and 746. Tip in Use at the Great Western Collieries.
and repairs, whilst the obtainable angle of tip is such that even wet material may be freely
discharged. This is not always possible with the non-platform ram tip, in which the
Fig. 747. Double Tip at the Cardiff Corporation Electricity Works.
angle of tip is limited by the buffers coming in contact with the permanent way. This
system of end-tipping has also an advantage over some others, inasmuch as the whole